JP7574197B2 - 電池放電のアンダー電圧保護方法、電池装置及び電気機器 - Google Patents

電池放電のアンダー電圧保護方法、電池装置及び電気機器 Download PDF

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Publication number
JP7574197B2
JP7574197B2 JP2021540790A JP2021540790A JP7574197B2 JP 7574197 B2 JP7574197 B2 JP 7574197B2 JP 2021540790 A JP2021540790 A JP 2021540790A JP 2021540790 A JP2021540790 A JP 2021540790A JP 7574197 B2 JP7574197 B2 JP 7574197B2
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Prior art keywords
battery
voltage
under
discharge
capacity ratio
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Japanese (ja)
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JP2023531569A (ja
Inventor
正斌 沈
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Dongguan Poweramp Technology Ltd
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Dongguan Poweramp Technology Ltd
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Classifications

    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
    • G01R31/00—Arrangements for testing electric properties; Arrangements for locating electric faults; Arrangements for electrical testing characterised by what is being tested not provided for elsewhere
    • G01R31/36—Arrangements for testing, measuring or monitoring the electrical condition of accumulators or electric batteries, e.g. capacity or state of charge [SoC]
    • G01R31/382—Arrangements for monitoring battery or accumulator variables, e.g. SoC
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
    • G01R31/00—Arrangements for testing electric properties; Arrangements for locating electric faults; Arrangements for electrical testing characterised by what is being tested not provided for elsewhere
    • G01R31/36—Arrangements for testing, measuring or monitoring the electrical condition of accumulators or electric batteries, e.g. capacity or state of charge [SoC]
    • G01R31/374—Arrangements for testing, measuring or monitoring the electrical condition of accumulators or electric batteries, e.g. capacity or state of charge [SoC] with means for correcting the measurement for temperature or ageing
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
    • G01R31/00—Arrangements for testing electric properties; Arrangements for locating electric faults; Arrangements for electrical testing characterised by what is being tested not provided for elsewhere
    • G01R31/36—Arrangements for testing, measuring or monitoring the electrical condition of accumulators or electric batteries, e.g. capacity or state of charge [SoC]
    • G01R31/382—Arrangements for monitoring battery or accumulator variables, e.g. SoC
    • G01R31/3835—Arrangements for monitoring battery or accumulator variables, e.g. SoC involving only voltage measurements
    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02J—ELECTRIC POWER NETWORKS; CIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTING ELECTRIC POWER; SYSTEMS FOR STORING ELECTRIC ENERGY
    • H02J7/00—Circuit arrangements for charging or discharging batteries or for supplying loads from batteries
    • H02J7/60—Circuit arrangements for charging or discharging batteries or for supplying loads from batteries including safety or protection arrangements
    • H02J7/63—Circuit arrangements for charging or discharging batteries or for supplying loads from batteries including safety or protection arrangements against overdischarge
    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02J—ELECTRIC POWER NETWORKS; CIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTING ELECTRIC POWER; SYSTEMS FOR STORING ELECTRIC ENERGY
    • H02J7/00—Circuit arrangements for charging or discharging batteries or for supplying loads from batteries
    • H02J7/80—Circuit arrangements for charging or discharging batteries or for supplying loads from batteries including monitoring or indicating arrangements
    • H02J7/82—Control of state of charge [SOC]
    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02J—ELECTRIC POWER NETWORKS; CIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTING ELECTRIC POWER; SYSTEMS FOR STORING ELECTRIC ENERGY
    • H02J7/00—Circuit arrangements for charging or discharging batteries or for supplying loads from batteries
    • H02J7/90—Regulation of charging or discharging current or voltage
    • H02J7/971—Regulation of charging or discharging current or voltage the charge cycle being controlled or terminated in response to non-electric parameters
    • H02J7/975—Regulation of charging or discharging current or voltage the charge cycle being controlled or terminated in response to non-electric parameters in response to temperature
    • H02J7/977—Regulation of charging or discharging current or voltage the charge cycle being controlled or terminated in response to non-electric parameters in response to temperature of the battery
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
    • Y02E60/00—Enabling technologies; Technologies with a potential or indirect contribution to GHG emissions mitigation
    • Y02E60/10—Energy storage using batteries

Landscapes

  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Charge And Discharge Circuits For Batteries Or The Like (AREA)
  • Secondary Cells (AREA)
  • Tests Of Electric Status Of Batteries (AREA)
JP2021540790A 2021-05-21 2021-05-21 電池放電のアンダー電圧保護方法、電池装置及び電気機器 Active JP7574197B2 (ja)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
PCT/CN2021/095187 WO2022241766A1 (zh) 2021-05-21 2021-05-21 电池放电欠压保护方法、电池装置及用电装置

Publications (2)

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JP2023531569A JP2023531569A (ja) 2023-07-25
JP7574197B2 true JP7574197B2 (ja) 2024-10-28

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JP2021540790A Active JP7574197B2 (ja) 2021-05-21 2021-05-21 電池放電のアンダー電圧保護方法、電池装置及び電気機器

Country Status (4)

Country Link
US (1) US12523703B2 (de)
EP (1) EP4344012A4 (de)
JP (1) JP7574197B2 (de)
WO (1) WO2022241766A1 (de)

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* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR102639780B1 (ko) * 2021-10-14 2024-02-21 엘지전자 주식회사 에너지 저장장치
JP2023136721A (ja) * 2022-03-17 2023-09-29 株式会社東芝 充電制御方法、充電制御装置及び電池搭載機器
JP2025070075A (ja) * 2023-10-19 2025-05-02 トヨタ自動車株式会社 異常検知方法および異常検知装置

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JP2006081300A (ja) 2004-09-09 2006-03-23 Toyota Motor Corp ハイブリッド自動車用電池制御装置，ハイブリッド自動車用電池制御方法及びハイブリッド自動車
JP2007162657A (ja) 2005-12-16 2007-06-28 Panasonic Ev Energy Co Ltd 二次電池用の制御装置及び二次電池の出力制御方法
JP2010028963A (ja) 2008-07-17 2010-02-04 Honda Motor Co Ltd 電気自動車システム
JP2010090726A (ja) 2008-10-03 2010-04-22 Nissan Motor Co Ltd 二次電池制御装置および二次電池制御方法
JP2013209984A (ja) 2013-05-01 2013-10-10 Nissan Motor Co Ltd 二次電池制御装置および二次電池制御方法
JP2016170885A (ja) 2015-03-11 2016-09-23 プライムアースＥｖエナジー株式会社 電池制御装置、電池制御方法及び下限電圧の決定方法
JP2016197955A (ja) 2015-04-03 2016-11-24 プライムアースＥｖエナジー株式会社 電池制御装置、電池制御方法及び下限電圧の決定方法

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JP4271682B2 (ja) 2005-11-24 2009-06-03 本田技研工業株式会社 モータ駆動車両の制御装置
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CN103852725B (zh) * 2012-11-30 2018-05-01 凹凸电子（武汉）有限公司 用于估算电池剩余容量的设备、方法及系统
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CN105790223B (zh) * 2016-02-29 2019-09-06 东莞新能德科技有限公司 一种电池欠压保护动态调整方法及系统
US11063306B2 (en) * 2017-06-11 2021-07-13 Lenovo (Singapore) Pte. Ltd. Lithium-ion battery cut-off voltage adjustment
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Publication number Priority date Publication date Assignee Title
JP2006081300A (ja) 2004-09-09 2006-03-23 Toyota Motor Corp ハイブリッド自動車用電池制御装置，ハイブリッド自動車用電池制御方法及びハイブリッド自動車
JP2007162657A (ja) 2005-12-16 2007-06-28 Panasonic Ev Energy Co Ltd 二次電池用の制御装置及び二次電池の出力制御方法
JP2010028963A (ja) 2008-07-17 2010-02-04 Honda Motor Co Ltd 電気自動車システム
JP2010090726A (ja) 2008-10-03 2010-04-22 Nissan Motor Co Ltd 二次電池制御装置および二次電池制御方法
JP2013209984A (ja) 2013-05-01 2013-10-10 Nissan Motor Co Ltd 二次電池制御装置および二次電池制御方法
JP2016170885A (ja) 2015-03-11 2016-09-23 プライムアースＥｖエナジー株式会社 電池制御装置、電池制御方法及び下限電圧の決定方法
JP2016197955A (ja) 2015-04-03 2016-11-24 プライムアースＥｖエナジー株式会社 電池制御装置、電池制御方法及び下限電圧の決定方法

Also Published As

Publication number Publication date
JP2023531569A (ja) 2023-07-25
WO2022241766A1 (zh) 2022-11-24
US20240085483A1 (en) 2024-03-14
EP4344012A1 (de) 2024-03-27
US12523703B2 (en) 2026-01-13
EP4344012A4 (de) 2024-07-31

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